code: def execute(cls, ctx, op: "DataFrameGroupbySortShuffle"):
      if op.stage == OperandStage.map:
          cls._execute_map(ctx, op)
      else:
          cls._execute_reduce(ctx, op)
  
imports: import numpy
  import pandas
  from ...None import opcodes
  from ...core import OutputType
  from ...core.operand import MapReduceOperand, OperandStage
  from ...serialization.serializables import Int32Field, ListField
  from ...utils import lazy_import
  from ..operands import DataFrameOperandMixin
  from ..sort.psrs import DataFramePSRSChunkOperand
label_desc: Use image node_id 6 for calling the DataFrameGroupbySortShuffle obj's underlying member method code with example usage: obj.execute(cls, ctx, op) without return types